Hadith 1:149
Sahīh (Zubair `Aliza'i)
He also reported God’s messenger as saying, “It is enough falsehood for a man to relate everything he hears.” Muslim transmitted it.
وَعَنْ أَبِي هُرَيْرَةَ رَضِيَ اللَّهُ عَنْهُ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «كَفَى بِالْمَرْءِ كَذِبًا أَنْ يُحَدِّثَ بِكُلِّ مَا سمع» . رَوَاهُ مُسلم
Original Reference: Mishkat al-Masabih 156